A few episodes before Operation Icebreaker, Li Fei was reinstated.

13 episode Song Yang death case (case 5 13) joint supervision team meeting. Finally, it was found out that Cai Jie killed Song Yang with Li Fei's pistol, which ruled out Li Fei's suspicion, while Li Fei needed the personal protection of police officers and could not return to the team.

"Ice-breaking Action" was jointly produced by CCTV and Beijing Aiqiyi Technology Co., Ltd., and jointly produced by the Propaganda Bureau of the Ministry of Public Security, the Anti-drug Bureau of the Ministry of Public Security, the Guangdong Provincial Public Security Department, Beijing Kuaileyuan Film and Television Media Co., Ltd. and Beijing Mo Jing Film and Television Media Culture Co., Ltd.